Q: What are the prime factors of the number 151,347,520?

 A: 2, 5, 29, 47, 347

Why are those the prime factors of the number 151,347,520?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 151,347,520

151,347,520
Factor Arrows
275,673,760
Factor Arrows
237,836,880
Factor Arrows
218,918,440
Factor Arrows
29,459,220
Factor Arrows
24,729,610
Factor Arrows
22,364,805
Factor Arrows
5472,961
Factor Arrows
2916,309
Factor Arrows
47347

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 5, 29, 47, 347

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 2 x 2 x 5 x 29 x 47 x 347 = 151,347,520

This can also be written as 26 x 51 x 291 x 471 x 3471 = 151,347,520

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 151,347,520:


Ask a Question